JS仿百度搜索自动提示框匹配查询功能(3)

// 点击文档
          $(document).click(function(e){
             e.stopPropagation();
             var target = e.target,
                 tagParent = $(target).parent(),
                 attr = $(target,tagParent).closest('.auto-tips');

var tagCls = _config.targetCls.replace(/^\./,'');

if(attr.length > 0 || $(target,tagParent).hasClass(tagCls)) {
                return;
             }else {
                $('.auto-tips').each(function(index,item){
                    !$(item,tagParent).hasClass('hidden') && $(item,tagParent).addClass('hidden');
                });

             }
          });

          var stylesheet = '.auto-tips { margin: 0 1px; list-style: none;height:auto !important;padding: 0px;position:absolute; border:1px solid #ccc; top:27px; left:0; z-index:999; width:100%;background:#fff !important;}' +
                           '.auto-tips p {overflow: hidden;margin: 1px 0;padding: 5px 5px;border-bottom: 1px solid #e7e7e7;color: #666;text-decoration: none;line-height: 23px;white-space: nowrap;cursor: pointer;zoom: 1;}' +
                           '.auto-tips p img{ vertical-align:middle;float:left;}' +
                           '.create-input{line-height:26px,padding-left:3px;}' +
                           '.create-input span{margin-top:1px;height:24px;float:left;}' +
                           '.create-input span i,.auto-tips span a{font-style:normal;float:left;cursor:default;}' +
                           '.create-input span a{padding:0 8px 0 3px;cursor:pointer;}' +
                           '.auto-tips p.hoverBg {background-color: #669cb6;color: #fff;cursor: pointer;}' +
                           '.hidden {display:none;}';

          this._addStyleSheet(stylesheet);

    },
    /**
     * 键盘上下键操作
     */
    _keyUpAndDown: function(targetVal,e,targetParent) {
        var self = this,
            _cache = self.cache,
            _config = self.config;